package com.lagou.edu.service.impl;

import com.lagou.edu.annotation.ZdyAutowired;
import com.lagou.edu.annotation.ZdyService;
import com.lagou.edu.annotation.ZdyTransactional;
import com.lagou.edu.dao.AccountDao;
import com.lagou.edu.pojo.Account;
import com.lagou.edu.service.TransferService;

/**
 * @author 应癫
 */
@ZdyService("transferService")
@ZdyTransactional
public class TransferServiceImpl implements TransferService {

    @ZdyAutowired
    private AccountDao accountDao;
    // 构造函数传值/set方法传值
    public void setAccountDao(AccountDao accountDao) {
        this.accountDao = accountDao;
    }

    @Override
    public void transfer(String fromCardNo, String toCardNo, int money) throws Exception {
        Account from = accountDao.queryAccountByCardNo(fromCardNo);
        Account to = accountDao.queryAccountByCardNo(toCardNo);
        from.setMoney(from.getMoney()-money);
        to.setMoney(to.getMoney()+money);
        accountDao.updateAccountByCardNo(to);
            int c = 1/0;
        accountDao.updateAccountByCardNo(from);





    }
}
